Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
10 May
Sun
11 May
Mon
12 May
Tue
13 May
Wed
14 May
Thu
15 May
Fri
16 May
Real-time AQI (Monitoring Station in Gannan Prefecture)
监测站
5222
PM2.5
53 *
PM10
68
O3
0.2
CO
5
SO2
16
NO2
甘肃民族师范学院
5010
PM2.5
50
PM10
80
O3
0.3
CO
7
SO2
18
NO2
Air quality in the last 12 months (Gannan Prefecture)
|
2025/02
|
37
|
39
|
32
|
34
|
51
|
50
|
53
|
50
|
49
|
52
|
65
|
69
|
56
|
58
|
48
|
46
|
39
|
40
|
52
|
47
|
48
|
34
|
43
|
43
|
47
|
46
|
47
|
40
|
|||
|
2025/01
|
56
|
58
|
48
|
56
|
40
|
57
|
55
|
63
|
63
|
64
|
44
|
48
|
45
|
53
|
65
|
43
|
50
|
49
|
46
|
47
|
49
|
59
|
60
|
61
|
59
|
55
|
27
|
32
|
89
|
42
|
35
|
|
2024/12
|
41
|
44
|
47
|
45
|
40
|
43
|
40
|
40
|
37
|
37
|
38
|
36
|
33
|
29
|
32
|
29
|
26
|
31
|
53
|
54
|
61
|
69
|
65
|
75
|
66
|
54
|
63
|
58
|
52
|
41
|
51
|
|
2024/11
|
25
|
26
|
28
|
28
|
29
|
30
|
29
|
34
|
29
|
24
|
32
|
22
|
33
|
27
|
28
|
17
|
20
|
32
|
26
|
19
|
24
|
20
|
26
|
29
|
36
|
37
|
40
|
41
|
33
|
39
|
|
|
2024/10
|
20
|
33
|
35
|
35
|
34
|
29
|
28
|
31
|
27
|
19
|
26
|
26
|
28
|
27
|
29
|
19
|
21
|
26
|
21
|
25
|
32
|
32
|
31
|
35
|
30
|
22
|
30
|
30
|
28
|
21
|
16
|
|
2024/09
|
31
|
26
|
28
|
18
|
16
|
19
|
20
|
32
|
16
|
18
|
21
|
23
|
13
|
15
|
19
|
16
|
23
|
21
|
23
|
17
|
18
|
27
|
35
|
36
|
38
|
39
|
43
|
41
|
22
|
18
|
|
|
2024/08
|
32
|
32
|
26
|
28
|
35
|
32
|
23
|
18
|
27
|
38
|
31
|
32
|
32
|
23
|
27
|
31
|
30
|
28
|
33
|
38
|
31
|
33
|
28
|
25
|
32
|
15
|
26
|
30
|
36
|
36
|
45
|
|
2024/07
|
19
|
27
|
26
|
29
|
26
|
42
|
23
|
17
|
27
|
26
|
45
|
37
|
26
|
18
|
26
|
27
|
23
|
32
|
24
|
37
|
109
|
49
|
32
|
61
|
55
|
45
|
23
|
27
|
24
|
28
|
33
|
|
2024/06
|
32
|
33
|
41
|
30
|
35
|
21
|
36
|
20
|
26
|
33
|
31
|
39
|
37
|
30
|
33
|
21
|
22
|
23
|
27
|
26
|
22
|
24
|
34
|
23
|
31
|
34
|
35
|
25
|
30
|
20
|
|
|
2024/05
|
33
|
21
|
26
|
53
|
55
|
55
|
53
|
36
|
38
|
47
|
40
|
45
|
33
|
31
|
29
|
51
|
79
|
46
|
57
|
62
|
50
|
50
|
58
|
62
|
25
|
44
|
38
|
27
|
16
|
20
|
38
|
|
2024/04
|
64
|
69
|
60
|
47
|
26
|
20
|
24
|
38
|
23
|
33
|
45
|
38
|
49
|
58
|
104
|
75
|
39
|
29
|
35
|
38
|
29
|
38
|
39
|
31
|
34
|
37
|
40
|
94
|
28
|
22
|
|
|
2024/03
|
58
|
65
|
55
|
76
|
47
|
66
|
66
|
66
|
64
|
56
|
61
|
49
|
47
|
46
|
39
|
152
|
67
|
79
|
81
|
66
|
56
|
59
|
90
|
26
|
37
|
29
|
48
|
47
|
36
|
56
|
56
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution